![Aico EI146e Set of 2 Mains Hard Wired Smoke Alarms with 9V Battery Back Up , White : Amazon.co.uk: DIY & Tools Aico EI146e Set of 2 Mains Hard Wired Smoke Alarms with 9V Battery Back Up , White : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/31IAWR8k-2L.jpg)
Aico EI146e Set of 2 Mains Hard Wired Smoke Alarms with 9V Battery Back Up , White : Amazon.co.uk: DIY & Tools
![FireAngel Pro Connected Smart Kitchen Heat Alarm, Mains Powered with Wireless Interlink and 10 Year Life, FP1740W2-R : Amazon.co.uk: DIY & Tools FireAngel Pro Connected Smart Kitchen Heat Alarm, Mains Powered with Wireless Interlink and 10 Year Life, FP1740W2-R : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/61cIc7dUbkL.jpg)
FireAngel Pro Connected Smart Kitchen Heat Alarm, Mains Powered with Wireless Interlink and 10 Year Life, FP1740W2-R : Amazon.co.uk: DIY & Tools
![Aico Ei3016 3000 Series White 230V Mains Optical Smoke Alarm with Rechargeable Battery | Electrical Discounted Supplies Aico Ei3016 3000 Series White 230V Mains Optical Smoke Alarm with Rechargeable Battery | Electrical Discounted Supplies](https://electricaldiscountedsupplies.com/wp-content/uploads/2020/08/Ei3016-978x1024-600x600.jpg)